2489373

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 20

約数和(自身を含む): 3778588

約数和(自身を除く): 1289215

約数列:

[1, 3, 9, 27, 73, 81, 219, 421, 657, 1263, 1971, 3789, 5913, 11367, 30733, 34101, 92199, 276597, 829791, 2489373]

約数ペア:

[(1, 2489373), (3, 829791), (9, 276597), (27, 92199), (73, 34101), (81, 30733), (219, 11367), (421, 5913), (657, 3789), (1263, 1971)]